Ahmetbahadircol HW3

ecommerce/baskets/filters.py

@@ -0,0 +1,26 @@
+from django.db.models import Q
+from django_filters import rest_framework as filters
+from django.utils.translation import gettext_lazy as _
+
+from baskets.models import Basket, BasketItem
+
+
+class BasketFilter(filters.FilterSet):
+    customer = filters.CharFilter(label=_("Customer"), method="filter_name")
+
+    class Meta:
+        model = Basket
+        fields = ("customer", "status")
+
+    @staticmethod
+    def filter_name(self, qs, name, value):
+        return qs.filter(customer__first_name__icontains=value)
+
+
+class BasketItemFilter(filters.FilterSet):
+    product = filters.CharFilter(label=_("Product"), method="filter_name")
+
+    class Meta:
+        model = BasketItem
+        fields = ("basket", "product", "quantity", "price")
+

ecommerce/baskets/managers.py

@@ -0,0 +1,17 @@
+from django.db import models
+
+
+class BasketQuerySet(models.QuerySet):
+    def banner_products(self):
+        """
+        BasketItem can not be less then 10 and quantity greater or equal to 100
+        """
+        return self.filter(basketitem__quantity__gte=10, basketitem__quantity__lt=100)
+
+    def basket_status(self):
+        """
+        Basket Status can not be submitted
+        """
+        return self.filter.exclude(basket__status="submitted")
+
+

ecommerce/baskets/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 3.2.9 on 2021-12-03 17:37
+# Generated by Django 3.2.9 on 2021-12-08 12:41
 
 from django.conf import settings
 from django.db import migrations, models
@@ -10,7 +10,7 @@ class Migration(migrations.Migration):
     initial = True
 
     dependencies = [
-        ('products', '0003_auto_20211203_1919'),
+        ('products', '__first__'),
         migrations.swappable_dependency(settings.AUTH_USER_MODEL),
     ]
 
@@ -21,8 +21,8 @@ class Migration(migrations.Migration):
                 ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                 ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='Created at')),
                 ('modified_at', models.DateTimeField(auto_now=True, verbose_name='Modified at')),
-                ('status', models.CharField(choices=[('open', 'Open'), ('submitted', 'Submitted'), ('merged', 'Merged')], max_length=10, verbose_name='Basket Status')),
-                ('customer', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL, verbose_name='Customer')),
+                ('status', models.CharField(choices=[('open', 'Open'), ('submitted', 'Submitted'), ('merged', 'Merged')], default='open', max_length=10, verbose_name='Basket Status')),
+                ('customer', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, to=settings.AUTH_USER_MODEL, verbose_name='Customer')),
             ],
             options={
                 'verbose_name': 'Basket',
@@ -37,8 +37,8 @@ class Migration(migrations.Migration):
                 ('modified_at', models.DateTimeField(auto_now=True, verbose_name='Modified at')),
                 ('quantity', models.PositiveIntegerField(verbose_name='Quantity')),
                 ('price', models.DecimalField(decimal_places=2, max_digits=10, verbose_name='Price')),
-                ('basket', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='baskets.basket', verbose_name='Basket')),
-                ('product', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='products.product', verbose_name='Product')),
+                ('basket', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='baskets.basket', verbose_name='Basket')),
+                ('product', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='products.product', verbose_name='Product')),
             ],
             options={
                 'verbose_name': 'Basket item',

ecommerce/baskets/models.py

@@ -1,6 +1,7 @@
 from django.db import models
 from django.utils.translation import gettext_lazy as _
 
+from baskets.managers import BasketQuerySet
 from core.models import BaseAbstractModel
 from customers.models import Customer
 from baskets import enums
@@ -15,6 +16,7 @@ class Basket(BaseAbstractModel):
                                  on_delete=models.PROTECT, null=True, blank=True)
     status = models.CharField(choices=enums.BasketStatus.choices, max_length=10, 
                               verbose_name=_("Basket Status"), default=enums.BasketStatus.OPEN)
+    objects = BasketQuerySet.as_manager()
 
     class Meta:
         verbose_name = _("Basket")

ecommerce/baskets/serializers.py

@@ -0,0 +1,45 @@
+from rest_framework import serializers
+from baskets.models import Basket, BasketItem
+from customers.serializers import CustomerSerializer
+from products.serializers import ProductSerializer
+
+
+class BasketSerializer(serializers.ModelSerializer):
+    """
+    Basket Serializer
+    """
+    class Meta:
+        model = Basket
+        fields = ["customer", "status"]
+
+
+class BasketItemSerializer(serializers.ModelSerializer):
+    """
+    Basket Item Serializer
+    """
+    class Meta:
+        model = BasketItem
+        fields = ["basket", "product", "quantity", "price"]
+
+
+class BasketDetailedSerializer(serializers.ModelSerializer):
+    """
+    Basket Detailed Serializer for Customer
+    """
+    customer = CustomerSerializer()  # TODO: Add Customer Serializer!
+
+    class Meta:
+        model = Basket
+        fields = ["customer", "status"]
+
+
+class BasketItemDetailedSerializer(serializers.ModelSerializer):
+    """
+    Basket Item Detailed Serializer for Product and Basket
+    """
+    basket = BasketSerializer()
+    product = ProductSerializer()
+
+    class Meta:
+        model = BasketItem
+        fields = ["basket", "product", "quantity", "price"]

ecommerce/baskets/views.py

@@ -1,3 +1,31 @@
-from django.shortcuts import render
+from rest_framework import viewsets
 
-# Create your views here.
+from baskets.filters import BasketFilter
+from core.mixins import DetailedViewSetMixin
+from baskets.serializers import *
+
+
+class BasketViewSet(DetailedViewSetMixin, viewsets.ModelViewSet):
+    """
+    Detailed ViewSet for Basket
+    """
+    queryset = Basket.objects.all()
+    serializer_class = BasketSerializer
+    filterset_class = BasketFilter  # TODO: basket için filter ekle
+    serializer_action_classes = {
+        "detailed_list": BasketDetailedSerializer,
+        "detailed": BasketDetailedSerializer,
+    }
+
+
+class BasketItemViewSet(DetailedViewSetMixin, viewsets.ModelViewSet):
+    """
+    Detailed ViewSet for BasketItem
+    """
+    queryset = BasketItem.objects.all()
+    serializer_class = BasketItemSerializer
+    filterset_class = BasketFilter  # TODO: basketitem için filter ekle
+    serializer_action_classes = {
+        "detailed_list": BasketItemDetailedSerializer,
+        "detailed": BasketItemDetailedSerializer,
+    }

ecommerce/customers/filters.py

@@ -0,0 +1,17 @@
+from django.db.models import Q
+from django_filters import rest_framework as filters
+from django.utils.translation import gettext_lazy as _
+
+from customers.models import Customer
+
+
+class CustomerFilter(filters.FilterSet):
+    name = filters.CharFilter(label=_("First Name"), method="filter_name")
+
+    class Meta:
+        model = Customer
+        fields = ("first_name", "last_name", "email")
+
+    def filter_name(self, qs, name, value):
+        replaced_value = value.replace("Ş", "ş")
+        return qs.filter(Q(first_name__icontains=replaced_value) | Q(first_name__icontains=value))